Home / 51,497.36-77,253.83-18,217.80

Finding the Fourth Proportional to 51,497.36, 77,253.83 and 18,217.80

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Solution

The fourth proportional to 51,497.36, 77,253.83 and 18,217.80 is: 27,329.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,497.36 : 77,253.83 = 18,217.80 : x
  2. Step 2: Convert to fraction form
    51,497.36/77,253.83 = 18,217.80/x
  3. Step 3: Cross multiply
    51,497.36x = 77,253.83 × 18,217.80
  4. Step 4: Simplify right side
    51,497.36x = 1,407,394,824.17
  5. Step 5: Solve for x
    x = 1,407,394,824.17/51,497.36
  6. Step 6: Final answer
    x = 27,329.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.